/qemu/docs/ |
H A D | multi-thread-compression.txt | 1 Use multiple thread (de)compression in live migration 32 thread compression can be used to accelerate the compression process. 40 compression ratio. High compression ratio will take more time, level 0 41 stands for no compression, level 1 stands for the best compression 76 | | compression level: 1 96 | | compression level: 1 112 to support the multiple thread compression migration: 116 2. Activate compression on the source: 119 3. Set the compression thread count on source: 122 4. Set the compression level on the source: [all …]
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H A D | xbzrle.txt | 25 The compression format performs a XOR between the previous and current content
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/qemu/ui/ |
H A D | vnc-enc-zlib.c | 79 err = deflateInit2(zstream, vs->tight->compression, Z_DEFLATED, in vnc_zlib_stop() 88 vs->zlib.level = vs->tight->compression; in vnc_zlib_stop() 92 if (vs->tight->compression != vs->zlib.level) { in vnc_zlib_stop() 93 if (deflateParams(zstream, vs->tight->compression, in vnc_zlib_stop() 97 vs->zlib.level = vs->tight->compression; in vnc_zlib_stop()
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H A D | vnc-enc-tight.c | 299 int compression = vs->tight->compression; in tight_detect_smooth_image() local 317 if (w * h < tight_conf[compression].gradient_min_rect_size) { in tight_detect_smooth_image() 338 return (errors < tight_conf[compression].gradient_threshold); in tight_detect_smooth_image() 967 int level = tight_conf[vs->tight->compression].mono_zlib_level; in send_mono_rect() 1044 int level = tight_conf[vs->tight->compression].gradient_zlib_level; in send_gradient_rect() 1081 int level = tight_conf[vs->tight->compression].idx_zlib_level; in send_palette_rect() 1299 int level = tight_png_conf[vs->tight->compression].png_zlib_level; in send_png_rect() 1300 int filters = tight_png_conf[vs->tight->compression].png_filters; in send_png_rect() 1544 max_size = tight_conf[vs->tight->compression].max_rect_size; in send_rect_simple() 1545 max_width = tight_conf[vs->tight->compression].max_rect_width; in send_rect_simple() [all …]
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H A D | spice-core.c | 666 spice_image_compression_t compression; in qemu_spice_init() local 775 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; in qemu_spice_init() 778 compression = parse_compression(str); in qemu_spice_init() 780 spice_server_set_image_compression(spice_server, compression); in qemu_spice_init()
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H A D | vnc.h | 194 uint8_t compression; member
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/qemu/tests/qemu-iotests/ |
H A D | 287 | 64 _qcow2_dump_header --no-filter-compression | grep incompatible_features 70 _qcow2_dump_header --no-filter-compression | grep incompatible_features 78 _qcow2_dump_header --no-filter-compression | grep incompatible_features 90 _qcow2_dump_header --no-filter-compression | grep incompatible_features
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H A D | 242.out | 15 compression type: COMPRESSION_TYPE 37 compression type: COMPRESSION_TYPE 71 compression type: COMPRESSION_TYPE 113 compression type: COMPRESSION_TYPE 164 compression type: COMPRESSION_TYPE
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H A D | 287.out | 3 === Testing compression type incompatible bit setting for zlib === 8 === Testing compression type incompatible bit setting for zstd === 23 === Testing compression type values ===
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H A D | 082.out | 20 compression type: COMPRESSION_TYPE 34 compression type: COMPRESSION_TYPE 55 compression_type=<str> - Compression method used for image cluster compression 81 compression_type=<str> - Compression method used for image cluster compression 107 compression_type=<str> - Compression method used for image cluster compression 133 compression_type=<str> - Compression method used for image cluster compression 332 compression type: COMPRESSION_TYPE 345 compression type: COMPRESSION_TYPE 642 compression type: COMPRESSION_TYPE 655 compression type: COMPRESSION_TYPE [all …]
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H A D | 198.out | 39 compression type: COMPRESSION_TYPE 85 compression type: COMPRESSION_TYPE
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H A D | 206.out | 21 compression type: COMPRESSION_TYPE 45 compression type: COMPRESSION_TYPE 69 compression type: COMPRESSION_TYPE 95 compression type: COMPRESSION_TYPE 112 compression type: COMPRESSION_TYPE
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H A D | 274.out | 50 compression type: COMPRESSION_TYPE 76 compression type: COMPRESSION_TYPE 108 compression type: COMPRESSION_TYPE 132 compression type: COMPRESSION_TYPE 164 compression type: COMPRESSION_TYPE
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H A D | 302.out | 20 compression type: COMPRESSION_TYPE
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H A D | 314.out | 8 === Testing rebase with compression onto no backing file === 24 === Testing rebase with compression with raw backing file ===
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H A D | 061.out | 554 compression type: COMPRESSION_TYPE 581 compression type: COMPRESSION_TYPE 596 compression type: COMPRESSION_TYPE 612 compression type: COMPRESSION_TYPE 626 compression type: COMPRESSION_TYPE 641 compression type: COMPRESSION_TYPE
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/qemu/qapi/ |
H A D | dump.json | 19 # zlib compression 22 # compression 25 # snappy compression 28 # compression (since 8.2) 31 # compression (since 8.2) 34 # compression (since 8.2)
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H A D | migration.json | 551 # @none: no compression. 553 # @zlib: use zlib compression method. 770 # @multifd-compression: Which compression method to use. Defaults to 775 # where 0 means no compression, 1 means the best compression 781 # where 0 means no compression, 1 means the best compression 940 # @multifd-compression: Which compression method to use. Defaults to 945 # where 0 means no compression, 1 means the best compression 951 # where 0 means no compression, 1 means the best compression 1139 # @multifd-compression: Which compression method to use. Defaults to 1144 # where 0 means no compression, 1 means the best compression [all …]
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/qemu/ |
H A D | meson_options.txt | 196 description: 'lzo compression support') 214 description: 'snappy compression support') 246 description: 'JPEG lossy compression for VNC server') 261 description: 'zstd compression support')
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H A D | qemu.nsi | 41 ; Use maximum compression.
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H A D | hmp-commands.hx | 1079 "-z: dump in kdump-compressed format, with zlib compression.\n\t\t\t" 1080 "-l: dump in kdump-compressed format, with lzo compression.\n\t\t\t" 1081 "-s: dump in kdump-compressed format, with snappy compression.\n\t\t\t" 1101 dump in kdump-compressed format, with zlib compression. 1103 dump in kdump-compressed format, with lzo compression. 1105 dump in kdump-compressed format, with snappy compression.
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/qemu/docs/system/arm/ |
H A D | nuvoton.rst | 77 * Encoding compression engine
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/qemu/docs/interop/ |
H A D | qcow2.txt | 119 a non-default compression is used for compressed 212 Defines the compression method used for compressed clusters. 213 All compressed clusters in an image use the same compression 218 compression type). Otherwise, this field must not be present 221 Available compression type values: 225 The deflate compression type is called "zlib" 227 deflate compression type do not have zlib headers.
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H A D | dbus.rst | 13 - background tasks (compression, streaming etc)
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/qemu/docs/tools/ |
H A D | qemu-img.rst | 112 For qcow2, the compression algorithm can be specified with the ``-o 429 Only the formats ``qcow`` and ``qcow2`` support compression. The 430 compression is read-only. It means that if a compressed sector is 785 on Windows), optional AES encryption, zlib or zstd based compression and 804 This option configures which compression algorithm will be used for 808 with the ``compress`` filter driver or backup block jobs with compression 812 ``compat=0.10``, only ``zlib`` compression is available.
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